Don't abort on an aliasing physical register that does not have

a live interval. This is needed for some upcoming subreg changes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68956 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-04-13 15:22:29 +00:00
parent 9a77a92859
commit 70f2f65aac

View File

@ -2235,7 +2235,7 @@ bool LiveIntervals::spillPhysRegAroundRegDefsUses(const LiveInterval &li,
// If there are registers which alias PhysReg, but which are not a
// sub-register of the chosen representative super register. Assert
// since we can't handle it yet.
assert(*AS == SpillReg || !allocatableRegs_[*AS] ||
assert(*AS == SpillReg || !allocatableRegs_[*AS] || !hasInterval(*AS) ||
tri_->isSuperRegister(*AS, SpillReg));
bool Cut = false;